CVE-2024-21876
9.1 · CRITICALOverview
CVE-2024-21876 is a critical-severity vulnerability affecting enphase iq_gateway_firmware. It was published on August 12, 2024 and has a CVSS 3.1 base score of 9.1 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.1, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability via a URL parameter in Enphase IQ Gateway (formerly known as Envoy) allows an unautheticated attacker to access or create arbitratry files.This issue affects Envoy: from 4.x to 8.x and < 8.2.4225.
Remediation
Check the references section for vendor advisories and patches from enphase. Update iq_gateway_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| enphase | iq_gateway_firmware | >= 4.0, < 8.2.4225 | Affected |
Frequently Asked Questions
What is CVE-2024-21876?
CVE-2024-21876 is a critical-severity vulnerability affecting enphase iq_gateway_firmware. It was published on August 12, 2024 and has a CVSS 3.1 base score of 9.1 (CRITICAL).
How severe is CVE-2024-21876?
This vulnerability has a CVSS 3.1 base score of 9.1, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2024-21876?
Check the references section for vendor advisories and patches from enphase. Update iq_gateway_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2024-21876?
CyberStrike's AI-powered security agents can automatically detect CVE-2024-21876 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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